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SANJ O A Q U I N Environmental Health Department <br /> COUNTY— <br /> RECEIVED <br /> OUNTYRE QED <br /> F. SYSTEM PIPING CONTINUED: ,JUN 19 2018 <br /> Check Code <br /> Box Section <br /> HSC Piping compatible with material intended to be stored. DEPARTMENT <br /> 25290.1 c 1 <br /> 25290.2 c 1 <br /> 23 CCR <br /> 2631(b) Design and construction of piping approved by independent testing organization (e.g. UL). <br /> 2� Piping, including vent lines, sloped toward tank(s)with minimum 1/8 inch slope per 1 foot of run. <br /> / 25290.1 k Vapor recovery, fill riser, and vent line piping are secondarily contained. <br /> S� 25290.2�c;&(j) <br /> G. OVERSPILL/ OVERFILL PREVENTION: <br /> Check Code <br /> Box Section <br /> / 23 CCR Overspill containment having minimum capacity of 5 gallons provided at each tank fill location. <br /> V1 2635(b) Manufacturer OPW Model 6571 EVRB-164042RT052 and <br /> 6571 EVRG-164042RT054 <br /> Approved overfill prevention device provided at each tank fill location. <br /> Choose One of the following methods: <br /> ❑ Alert the transfer operator when the tank is 90 percent full by restricting the flow into the tank or <br /> triggering an audible visual alarm <br /> ❑ Restrict delivery of flow to the tank at least 30 minutes before the tank overfills, provided the <br /> 23 CCR restriction occurs when the tank is filled to no more than 95 percent capacit : and activate an <br /> 1/ 2635(b)(2) di le lar ale st ve in to be or th to o e Is <br /> X Provide positive shut-off flow to the tank when the tank is filled to no more than 95 percent of <br /> capacity. <br /> 'tjx�jj S, n e e <br /> tank are exposed to product due to overfilling. <br /> Manufacturer OPW Model 71 SO-410C-EVR <br /> H. CORROSION PROTECTION: <br /> Check Code <br /> Box Section <br /> Fiberglass reinforced plastic(FRP) <br /> / Piping corrosion protection: 11 Steel with cathodic protection or impressed current <br /> H 23 CCR ❑ Steel isolated from contact with backfill <br /> 2636(b) <br /> FRP or equivalent non-metallic exterior coatings or coverings <br /> / Tank corrasion protection: El Sacrificial Anode <br /> g 2635(a) (2) Steel tank with field installed cathodic protection or impressed <br /> / current <br /> Tie-downs,when used, constructed of non-corrosive material or coated steel. <br /> 7of8 <br />